ColorDict

Search for words in Wikipedia, Wordnet and StarDict dictionaries. It's the best all-in-one dictionary in the market.
• A quick search multiple online & offline dictionaries at once
• Download free dictionaries such as StarDict-compatible dictionaries from the market and internet

Features
• Quick Search Box
• Long-click to share search results: Send results to other apps
• Word jump: Click a word to go to search results for that word
• Word suggestion: See auto-completions for partially entered words.
• Search history
• Customize color of dictionary
• Text-to-speech
• Voice recognition
• Supports ColorNote App: ColorNote dictionary integration
• Supports E-book Reader integration

Supported offline dictionaries:
• English Wordnet offline dictionary (included)
• English thesaurus offline dictionary (included)
• English <-> Japanese StarDict offline dictionary (Download Add-On)
• English <-> Chinese StarDict offline dictionary (Download Add-On)
• English <-> German StarDict offline dictionary (Download Add-On)
• English <-> Spanish StarDict offline dictionary (Download Add-On)
• Bible offline dictionary (stardict)

Supported online dictionary
• Wikipedia encyclopedia (included)

How to download StarDict dictionary from the internet.
• Download the file to your PC
• Copy compressed file (tar.bz2, *.tar.gz, *.zip) to sdcard /dictdata directory
or
• Dict - Menu - Direct Download - Enter URL

E-Book Readers integrated with ColorDict
• FBReader, Moon+ Reader, Cool Reader, ezPDF Reader

Developer support
• Supports Dictionary API for third-party developers